<!DOCTYPE html>
<html>
<head>
    <meta content="text/html; charset=UTF-8" http-equiv="content-type">
    <title>dome2</title>
    <style type="text/css">
        .tra{
            width: 100px;height: 100px;background: #528CE0;
            -webkit-transform:rotate(45deg);
            -webkit-transform-origin:right bottom;
            -webkit-perspective:600;
        }
    </style>
</head>
<body>

<div class="tra"></div>


</body>
</html>